137805 (1999 YK5)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5582864760 ± 1.53e-08
Semi-major axis (a)0.8294032327 AU ± 2.16e-10
Inclination (i)16.74907008° ± 1.19e-06
Long. of Asc. Node (Ω)349.51469560° ± 5.46e-06
Arg. of Perihelion (ω)292.87916842° ± 5.11e-06
Mean Anomaly (M)252.58829564° ± 3.69e-06
Mean Motion (n)1.3048593161°/day ± 5.10e-10
Perihelion dist (q)0.36635862 AU ± 1.27e-08
Aphelion dist (Q)1.29244784 AU ± 1.27e-08
Orbital Period0.75535061 yr ± 2.95e-10
Physical Parameters
H (abs. magnitude)16.72
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.292″
Uncertainty0
Orbit TypeAten
MOID0.114085 AU
Observations Used3561
Gaia Obs Used43
Oppositions5
Arc Total1999-2015
First Observation Used1999-12-28
Last Observation Used2025-12-01
Observations (5683)
Date Type RA Dec Mag Band Observatory
2015-12-05 12:01:43 C 11 20 32.25 +33 46 34.5 q 703
2015-12-05 12:06:04 C 11 20 32.58 +33 46 35.0 q 703
2015-12-05 12:07:31 C 11 20 32.67 +33 46 36.2 q 703
2015-12-21 01:54:19 C 11 49 15.01 +35 43 21.4 o Z22
2015-12-21 02:04:56 C 11 49 15.68 +35 43 27.7 o Z22
2015-12-21 02:19:47 C 11 49 16.90 +35 43 33.1 o Z22
2015-12-29 13:41:32 C 12 04 15.67 +37 38 43.6 L T05
2015-12-29 14:08:11 C 12 04 17.52 +37 39 02.5 L T05
2015-12-29 14:25:12 C 12 04 18.65 +37 39 15.2 L T05
2015-12-29 14:29:41 C 12 04 18.965 +37 39 17.59 L F51
2015-12-29 14:36:55 C 12 04 19.45 +37 39 22.8 L T05
2015-12-29 14:44:34 C 12 04 19.970 +37 39 28.09 L F51
2015-12-29 14:59:30 C 12 04 20.973 +37 39 38.55 L F51
2015-12-29 15:14:29 C 12 04 21.985 +37 39 48.99 L F51
2016-01-14 10:48:21 C 12 32 18.72 +44 06 53.5 q H45
2016-01-14 10:50:06 C 12 32 18.84 +44 06 56.1 q H45
2016-01-14 10:51:36 C 12 32 18.94 +44 06 58.2 q H45
2016-01-14 10:52:58 C 12 32 19.05 +44 07 00.2 q H45
2016-01-14 10:54:17 C 12 32 19.13 +44 07 02.0 q H45
2016-01-16 11:20:59 C 12 36 04.86 +45 20 53.3 q H45
2016-01-16 11:21:59 C 12 36 04.93 +45 20 55.3 q H45
2016-01-16 11:22:57 C 12 36 04.99 +45 20 56.3 q H45
2016-01-16 11:24:09 C 12 36 05.08 +45 20 58.5 q H45
2016-01-16 11:25:37 C 12 36 05.17 +45 21 00.5 q H45
2016-01-16 11:27:26 C 12 36 05.29 +45 21 03.6 q H45
2016-01-22 14:15:24 C 12 48 34.79 +49 57 01.0 L T05
2016-01-22 14:19:15 C 12 48 35.11 +49 57 09.7 L T05
2016-01-22 14:31:36 C 12 48 36.12 +49 57 36.9 L T05
2016-01-22 15:04:52 C 12 48 38.81 +49 58 50.3 L T05
2016-01-22 15:05:44 C 12 48 38.89 +49 58 52.2 L T05
2016-01-27 13:38:34 C 13 01 16.96 +54 58 34.1 L T05
2016-01-27 14:14:47 C 13 01 20.88 +55 00 20.3 L T05
2016-01-27 14:15:15 C 13 01 20.914 +55 00 21.50 L F51
2016-01-27 14:35:27 C 13 01 23.086 +55 01 20.36 L F51
2016-01-27 14:40:26 C 13 01 23.65 +55 01 35.2 L T05
2016-01-27 14:54:54 C 13 01 25.185 +55 02 17.04 L F51
2016-01-27 15:04:59 C 13 01 26.32 +55 02 46.7 L T05
2016-01-28 18:31:32 C 13 05 01.38 +56 24 56.6 o D54
2016-01-28 18:42:21 C 13 05 02.73 +56 25 30.8 o D54
2016-01-28 18:53:34 C 13 05 04.14 +56 26 06.2 o D54
2016-01-30 07:21:45 C 13 10 27.10 +58 24 38.5 R G45
2016-01-30 07:28:39 C 13 10 28.16 +58 25 02.5 R G45
2016-01-30 07:35:30 C 13 10 29.19 +58 25 26.7 R G45
2016-01-30 07:42:42 C 13 10 30.27 +58 25 51.7 R G45
2016-01-30 07:52:33 C 13 10 31.71 +58 26 26.4 R G45
2016-01-30 14:07:44 C 13 11 29.467 +58 48 12.25 L F51
2016-01-30 14:24:28 C 13 11 31.876 +58 49 10.70 L F51
2016-01-30 14:57:58 C 13 11 36.640 +58 51 06.78 L F51
2016-02-08 12:26:57 C 14 32 18.83 +74 47 41.4 15.0 t H06
2016-02-08 12:30:41 C 14 32 21.79 +74 48 01.2 15.2 t H06